某溶液100mL，室温时测得其pH等于1。下列叙述中不正确的是：
| A．该溶液[H+]≥0.1mol/L |
| B．把该溶液稀释成1L后，pH≥2 |
| C．把该溶液稀释成1L后，pH≤2 |
| D．中和此溶液需0.1mol/L的NaOH溶液的体积≥100mL |
They use computers to keep the traffic _______ smoothly.
| A．being run | B．run | C．to run | D．running |
If you leave the club, you will not be_____back in .
| A．received | B．admitted | C．turned | D．moved |
What I need is_____ book that contains ______ABC of oil painting.
| A．a; 不填 | B．the; 不填 | C．the; an | D．a ; the |
Jenny nearly missed the flight______ doing too much shopping.
| A．as a result of | B．on top of | C．in front of | D．in need of |
The CDs are on sale! Buy one and you get ______ completely free. 
| A． | other | B． | others | C． | one | D． | ones |